Account issue

Hello everyone,So I need some help cuz i literally did everything and idk what to do more, so i forgot my email cuz i made it 9 years ago and when i try to contact support they r no useful to me because they ask me abt security question that i have made 9 years ago and its freaking impossible to remember such a thing so idk what to do to change my current email but i need to in case anything happens in the future with my account, so i need suggestions by everything on what i can do to fix it.:)